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SC2128C-C23D Datasheet(PDF) 4 Page - Silan Microelectronics Joint-stock |
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SC2128C-C23D Datasheet(HTML) 4 Page - Silan Microelectronics Joint-stock |
4 / 13 page Silan Semiconductors SC2128C HANGZHOU SILAN MICROELECTRONICS JOINT-STOCK CO.,LTD Rev: 1.1 2001.09.26 4 PIN DESCRIPTION Pin No. Symbol I/O Function 1 NC -- No connection 2 REMOTE I Remote control sensor input 3 V SS -- Negative power supply 4 OSCI I Oscillator input Pin 5 OSCO O Oscillator output Pin 6 V DD -- Positive power supply 7 OFF/BUZZ I/O OFF control key input, shared with buzzer output 8 SPEED I SPEED key control input 9 MODE I MODE key control input 10 SW1 I Swing head 1 control key input 11 LIGHT I Light control key input 12 NC -- No connection 13 LORD O Ordinary wind indicator LED output 14 LIT O Light output 15 SO1 O Swing head 1 output 16 TIMER I TIMER key control input 17 COM O Indicator LED common output 18 LED3 O Indicator LED output Pin 19 LED2 O Indicator LED output Pin 20 LED1 O Indicator LED output Pin 21 ST O (Strong) Speed output Pin 22 MI O (Middle) Speed output Pin 23 LO O (Low) Speed output Pin 24 SO2 O Swing head 2 output FUNCTIONAL DESCRIPTION 1. CONTROL KEYS Up to six(6) function keys – SPEED, MODE, TIMER, SW1, LIGHT and OFF/MEMS – may be used on the control panel of fan to access SC2128C to its full versatility. OFF/BUZZ key input pin serves further as buzzer output BUZZ pin. All key inputs are internally pulled-high in SC2128C. SPEED key controls the fan speed. TIMER key adjusts off-timer. MODE key sets fan into various modes of operation. SW1 key control the head swing of fan. LIGHT key toggles the LIT output ON and OFF. OFF/BUZZ key resets the fan to idle state when fan is ON. LIT output is not affected by OFF key. |
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